<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .loading97 {
        width: 64px;
        height: 32px;
        position: relative;
        box-sizing: border-box;
      }
      .power-box97 {
        width: 60px;
        height: 32px;
        position: absolute;
        border: 2px solid #222;
        border-radius: 9px;
        box-sizing: border-box;
      }
      .power-box97:before {
        content: "";
        width: 50px;
        height: 22px;
        position: absolute;
        top: 3px;
        left: 3px;
        border-radius: 5px;
        z-index: 5;
        animation: power-eff97 10s linear infinite;
      }
      .power-box97:after {
        content: "";
        width: 2px;
        height: 10px;
        background-color: #222;
        position: absolute;
        right: -6px;
        top: 9px;
      }
      @keyframes power-eff97 {
        0% {
          width: 1px;
          background-color: #f00;
        }
        19% {
          width: 10px;
          background-color: #f00;
        }
        20% {
          width: 10px;
          background-color: #f7b530;
        }
        69% {
          width: 34px;
          background-color: #f7b530;
        }
        70% {
          width: 34px;
          background-color: #00cb00;
        }
        100% {
          width: 50px;
          background-color: #00cb00;
        }
      }
    </style>
  </head>
  <body>
    <div class="loading97">
      <div class="power-box97"></div>
    </div>
  </body>
</html>
